Wrap your head around this one: On November 25, 2017 a healthy baby girl was born to a 26-year-old mother in Tennessee – but the embryo that would later result in the baby was conceived and cryogenically frozen in 1992. It’s now considered the oldest known frozen embryo to result in a successful birth.
As CNN reports, the couple, Tina and Benjamin Gibson of Tennessee, were not able to have biological children of their own, so they opted to have a “snowbaby” – a baby born from an embryo stored in a vat of liquid nitrogen. This form of assisted reproduction is not rare (scientists have been doing this since 1984), but using a 24-year-old frozen embryo most certainly is. Prior to this, CNN]